MC313566 – Take action: January 2022 security update available for all supported versions of Windows

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check before: 2022-01-11

Product:

Windows

Platform:

Windows Desktop, World tenant

Status:

Change type:

Admin impact

Links:

Details:

The January 2022 security update release, referred to as our "B" release, is now available for Windows 11 and all supported versions of Windows 10. We recommend that you install these updates promptly. For more information about the contents of this update, see the release notes, which are easily accessible from the Windows 11 and Windows 10 update history pages. (Note: Release notes may be published up to one hour after the updates are available for download.) For instructions on how to install this update on your home device, check this article. To learn more about the different types of monthly quality updates, see our Windows quality updates primer.


Improvements and fixes for the Windows 11 update:


This update makes quality improvements to the servicing stack, which is the component that installs Windows updates.
Miscellaneous security improvements to internal OS functionality.


Short on time? Watch our short monthly release notes video for a summary of this month’s Windows 11 updates. We’ll also provide tips on using color filters and modifying your taskbar alignment, plus how to utilize closed captions for these and future videos.


For instructions on how to install this update for your operating system, see the KB for your OS listed below:


Windows 11, version 21H1 (original release): KB5009566
Windows 10, version 21H1: KB5009543
Windows 10, version 20H2, Windows Server, version 20H2: KB5009543
Windows 10, version 20H1, Windows Server, version 20H1: KB5009543
Windows 10, version 1909, Windows Server, version 1909: KB5009545
Windows 10, version 1809, Windows Server, version 1809, Windows Server 2019: KB5009557
Windows 10, version 1607, Windows Server 2016: KB5009546
Windows 10, version 1507: KB5009585
Windows 8.1, Windows Server 2012 R2: Monthly Rollup KB5009624 / Security Only KB5009595
Windows Server 2012: Monthly Rollup: KB5009586 / Security Only KB5009619
Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1: Monthly Rollup KB5009610 / Security Only KB5009621
Windows Server 2008 Service Pack 2: Monthly Rollup KB5009627 / Security Only KB5009601

Change Category:
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Scope:
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Release Phase:

Created:
2022-02-11

updated:
2022-08-27

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changes*

DatePropertyoldnew
2022-09-15MC prepareps://support.microsoft.com/help/5009543
ps://support.microsoft.com/help/5009545
ps://support.microsoft.com/help/5009546
ps://support.microsoft.com/help/5009557
ps://support.microsoft.com/help/5009566
ps://support.microsoft.com/help/5009585
ps://support.microsoft.com/help/5009586
ps://support.microsoft.com/help/5009595
ps://support.microsoft.com/help/500960
ps://support.microsoft.com/help/50096
ps://support.microsoft.com/help/5009619
ps://support.microsoft.com/help/500962
ps://support.microsoft.com/help/5009624
ps://support.microsoft.com/help/5009627
ps://support.microsoft.com/windows/update-windows-3c5ae7fc-9fb6-9af1-1984-b5e0412c556a#WindowsVersion=Windows_
ps://techcommunity.microsoft.com/t5/windows-it-pro-blog/windows-quality-updates-primer/ba-p/2569385
https://support.microsoft.com/help/5009543
https://support.microsoft.com/help/5009545
https://support.microsoft.com/help/5009546
https://support.microsoft.com/help/5009557
https://support.microsoft.com/help/5009566
https://support.microsoft.com/help/5009585
https://support.microsoft.com/help/5009586
https://support.microsoft.com/help/5009595
https://support.microsoft.com/help/5009601
https://support.microsoft.com/help/5009610
https://support.microsoft.com/help/5009619
https://support.microsoft.com/help/5009621
https://support.microsoft.com/help/5009624
https://support.microsoft.com/help/5009627
https://support.microsoft.com/windows/update-windows-3c5ae7fc-9fb6-9af1-1984-b5e0412c556a#WindowsVersion=Windows_11
https://techcommunity.microsoft.com/t5/windows-it-pro-blog/windows-quality-updates-primer/ba-p/2569385
2022-08-27MC preparehttps://support.microsoft.com/help/5009543
https://support.microsoft.com/help/5009545
https://support.microsoft.com/help/5009546
https://support.microsoft.com/help/5009557
https://support.microsoft.com/help/5009566
https://support.microsoft.com/help/5009585
https://support.microsoft.com/help/5009586
https://support.microsoft.com/help/5009595
https://support.microsoft.com/help/5009601
https://support.microsoft.com/help/5009610
https://support.microsoft.com/help/5009619
https://support.microsoft.com/help/5009621
https://support.microsoft.com/help/5009624
https://support.microsoft.com/help/5009627
https://support.microsoft.com/windows/update-windows-3c5ae7fc-9fb6-9af1-1984-b5e0412c556a#WindowsVersion=Windows_11
https://techcommunity.microsoft.com/t5/windows-it-pro-blog/windows-quality-updates-primer/ba-p/2569385
ps://support.microsoft.com/help/5009543
ps://support.microsoft.com/help/5009545
ps://support.microsoft.com/help/5009546
ps://support.microsoft.com/help/5009557
ps://support.microsoft.com/help/5009566
ps://support.microsoft.com/help/5009585
ps://support.microsoft.com/help/5009586
ps://support.microsoft.com/help/5009595
ps://support.microsoft.com/help/500960
ps://support.microsoft.com/help/50096
ps://support.microsoft.com/help/5009619
ps://support.microsoft.com/help/500962
ps://support.microsoft.com/help/5009624
ps://support.microsoft.com/help/5009627
ps://support.microsoft.com/windows/update-windows-3c5ae7fc-9fb6-9af1-1984-b5e0412c556a#WindowsVersion=Windows_
ps://techcommunity.microsoft.com/t5/windows-it-pro-blog/windows-quality-updates-primer/ba-p/2569385

*starting April 2022

Last updated 2 months ago

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